Space Hippie... THE best description of the Crew/occupants of the stolen and I'll fated spacecraft Aurora in the Star Trek Original series episode
"The way to Eden"

the were very Hippie like - and if you want to see Spock jamming with some space hippies on his Vulcan string instrument, I highly recommend you watch this episode.

don't be a "Herbert" (Space Hippie slang for "square") watch the Episode.

So, after beaming the occupants of the stolen spacecraft onto the Enterprise, moments before being destroyed, Kirk heads down to the transporter room to find a bunch of damn barefoot, unkempt, Space Hippies. Kirk is less than amused...